-shot competitive interactions, like Bertrand oligopolies and first-price auctions, where no collusion would be supportable otherwise …

discriminatory auction is found to be more susceptible to collusion than are the uniform-price auctions, and so contrary to …

Internet auctions, such as those on eBay, are known for multiple bidding and sniping. Buyers send bids in the closing … both sniping and multiple bidding. By submitting multiple bids, buyers co-ordinate between auctions, so that all objects …

We study entry and bidding patterns in sealed bid and open auctions with heterogeneous bidders. Using data from U ….S. Forest Service timber auctions, we document a set of systematic effects of auction format: sealed bid auctions attract more … extends the theory of private value auctions with heterogeneous bidders to capture participation decisions, that can account …

A buyer with downward slopping demand faces a number of unit supply sellers. The paper characterizes optimal auctions …

This paper studies multi-attribute auctions in which a buyer seeks to procure a complex good and evaluate offers using … kinds of results. First, we characterize the set of equilibria in quasi-linear scoring auctions with multi-dimensional types …. In particular, we show that there exists a mapping between the class of equilibria in these scoring auctions and those in …

We study sealed-bid auctions with financial externalities, i.e., auctions in which losers' utilities depend on how much …

Short-term auctions for access to entry terminals of the British gas-network appear to successfully allocate scarce … resources and capture scarcity rent. Now long-term auctions are being introduced to guide future capacity expansion decisions …-term auctions for transmission capacity are not necessarily preferable to regulatory approved capacity expansion. …